We are offering a small sample of 2 inch x 2 inch photochromic film to test out.
Film will change from 75% light in the dark to 20% dark in the sunlight.
The sample will come in a small envelope.
We are offering a small sample of 2 inch x 2 inch photochromic film to test out.
Film will change from 75% light in the dark to 20% dark in the sunlight.
The sample will come in a small envelope.